Will 18K platinum become black?

5 thoughts on “Will 18K platinum become black?”

  1. 18K Platinum will not turn black. It's just that 18K platinum is not a real silver white, always slightly yellow, so it is generally placed on the upper layer of silver white. The discoloration is usually referred to the original color of this layer of gold.
    So 18K platinum If you often come into contact with chemicals of strong acid and strong alkali stimulus, such as laundry powder, detergent, cosmetics, etc., it is also easy to
    The electroplating is chemically corrupted, revealing the color of the original 18K gold itself.
    When rubbing with other hard objects, it will cause different degrees of wear. After the coating is worn, the original 18K gold itself will be exposed.
    K gold matching:
    1, the K gold jewelry of the yellow series:
    Golden gold jewelry is always the love of many women. Although it is traditional and single, women who wear K gold jewelry are manifested by the graceful and luxurious temperament and elegant taste.
    2, K gold jewelry of the white series:
    The white jewelry of plain and white is the most classic style. Whether it is earrings, pendants or rings, a woman's unique and charming temperament and taste cannot be emitted.
    3, K gold jewelry of the red series:
    This red represents enthusiasm, so women wearing red K gold jewelry have a passionate and active temperament and taste.
    4, color series K gold jewelry:
    The colorful K gold jewelry will capture young women. Trendy and cute, the bird's temperament and taste are the feminine charm brought by the color K gold jewelry.

  2. 18K Platinum will not turn black.

    18K platinum is also called 18K white gold, which is a 铑 of the 18K gold surface of 5 mm. The chemical properties of are stable. Over time, if dirty, you can wash it.

    This will react with sulfur and oxygen in the air. The sulfur reaction of silver and the air becomes black.

  3. 18K Platinum will not turn black. 18K platinum is also called 18K white gold. The surface is plated by 5 millimeters of thickness. 18K Platinum contains 75%pure gold and 25%of other precious metals alloy jewelry. Its color is slightly golden. If it is not worn, it will destroy the metal surface and expose its original color.

  4. After a long time, it will turn black
    The discoloration or fading of gold jewelry is closely related to the human sweat. 99%of human sweats are water, and about 1%are waste and harmful substances in the human body, such as: chloride, lactic acid, urea, urea ammonia, etc. After contacting the silver and copper in gold jewelry in gold jewelry, chemical reactions will produce silver chloride and copper sulfide, and show dark black chemical salt. This kind of chemical salt often falls from gold jewelry, polluting the wearer The skin leaves the skin with obvious black stains.
    The cosmetics have become one of the indispensable "characters" in people's lives. If you apply it on the skin of the gold jewelry, it will undoubtedly provide opportunities for cosmetics containing chemicals and the golden jewelry that is most afraid of chemical erosion, and the results can be imagined. Some cosmetics also contain some fine hard particles, which can form another type of dirt, thereby wear gold jewelry. The factors of the regional ring may also cause gold jewelry to lose their bright color. For example: dry areas, the air contains a lot of fine dust. After the human body is contaminated, it will form a "human sandpaper". It can wear golden jewelry to erode extremely fine debris and appear local black stains. It is worth mentioning that the refreshing powder or moisturizing cream also contains similar particles, which will also make gold jewelry barely like the above.
    The gold jewelry is not very delicate, but if you do not care carefully, it will also lose its initial gloss and charm. Generally speaking, beware of the following points:
    1. The chemicals of cleaning essence will change the color of the gold, so you should take off the gold jewelry before doing cleaning.
    2. Avoid contact with high volatile substances such as perfume and glue directly, otherwise it will easily cause gold decoration to fade.
    3. Remove the gold ornaments when swimming to avoid chemical changes in the surface layer after encountering seawater or pool water.
    4. Put the velvet cloth and put it in the jewelry box during storage to avoid rubbing and damage to each other.
    5. The gold is relatively soft and easy to deform, so do not pull the necklace and other accessories to avoid deformation.
    6. Pure gold jewelry will have a chemical reaction when it encounters water and silver, and white spots appear. When cleaning, you can restore the original color as long as you grill under the alcohol lamp for a while.
    7. The gold jewelry after wearing is often lost due to stains and dust contamination. At this time, as long as the gold decoration is placed in the neutral dishwashing agent, soaked and washed in warm water, and then removed and wiped it. Essence

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